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Diffstat (limited to 'ports/sysdeps/unix/sysv/linux/alpha/setcontext.S')
-rw-r--r--ports/sysdeps/unix/sysv/linux/alpha/setcontext.S34
1 files changed, 34 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/sysv/linux/alpha/setcontext.S b/ports/sysdeps/unix/sysv/linux/alpha/setcontext.S
new file mode 100644
index 0000000000..16a0b871e5
--- /dev/null
+++ b/ports/sysdeps/unix/sysv/linux/alpha/setcontext.S
@@ -0,0 +1,34 @@
+/* Install given context.
+ Copyright (C) 2004 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library. If not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <sysdep.h>
+#include <ucontext-offsets.h>
+
+
+/* In case the user fiddled it, copy the "official" signal mask
+ from the ucontext_t into the sigcontext structure. */
+#undef PSEUDO_PREPARE_ARGS
+#define PSEUDO_PREPARE_ARGS \
+ ldq $0, UC_SIGMASK($16); \
+ stq $0, UC_SIGCTX+SC_MASK($16); \
+ lda $16, UC_SIGCTX($16);
+
+PSEUDO(__setcontext, sigreturn, 1)
+ ret
+PSEUDO_END(__setcontext)
+weak_alias (__setcontext, setcontext)